How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 2/23100.0*Chance in playoffs100.0*Average seed
MIN 55 MTL 51 -15.0
-0.5
CHI 64 HFD 60 +7.1
+0.1
OSA 59 OTW 56 +3.9
+0.2
BRM 47 DET 32 -2.2
-0.1
ANA 42 ADK 61 -0.3
KEL 55 PHI 43 +0.1
Week of 3/2100.0*Chance in playoffs100.0*Average seed
MTL 71 DET 36 +20.1
+0.5
HFD 96 KEL 63 -7.8
-0.2
OTW 59 BRM 66 -1.8
+0.1
ADK 57 VIC 36 -1.6
-0.1
If winner is:HomeTieAway
Week of 3/9100.0*Chance in playoffs100.0*Average seed
EDM vs MTL-10.3InIn
-0.6+0.5+0.5
BRM vs VIC-10.3InIn
-0.1+0.1+0.1
HFD vs OTW-1.0In-0.9
-0.1+0.4-0.0

What If

Chances based on how well the MTL finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTTplayoffs123456789101112131415161718Count
25-26In1008,839,580*
240-01-0081.3%1369197,230,340
Total:91.6%6131816,069,920

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs